2020 TW3
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	23 Mar 2026	28.3	2.880 AU	3.696 AU	22h29m	-17°43'	30.3°	10.1°

The interactive orbit chart above shows the body's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below. (Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)

The orbital elements of 2020 TW3 are:

            e (Eccentricity)                : 0.6858602
            a (Semimajor axis)              : 2.0909389
            i (Inclination)                 : 10.82069
            Ω (Longitude of ascending node) : 28.68601
            ω (Argument of perihelion)      : 87.41426
            M (Mean anomaly)                : 229.63438
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 116.05353
            B (Latitude of perihelion)      : 10.80954
            P (Orbital period in years)     : 3.02            
        

The light curve chart below shows the estimated development of the minor planet's magnitude.

The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.

The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.

Ephemerides:

Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2026-03-23 00:00 UT   22 29 46.9   -17 43 50     3.696    2.880   30.3   10.1   235   28.3 
2026-03-23 22:04 UT   22 31 01.2   -17 37 01     3.685    2.876   30.9   10.3   235   28.3 
2026-03-24 00:00 UT   22 31 07.7   -17 36 25     3.684    2.875   31.0   10.3   235   28.3 
2026-03-25 00:00 UT   22 32 28.5   -17 29 01     3.672    2.870   31.6   10.5   235   28.3 
2026-03-26 00:00 UT   22 33 49.1   -17 21 37     3.660    2.865   32.2   10.7   236   28.3 
2026-03-27 00:00 UT   22 35 09.8   -17 14 12     3.647    2.860   32.8   10.9   236   28.3 
2026-03-28 00:00 UT   22 36 30.3   -17 06 47     3.635    2.855   33.4   11.1   236   28.3 
2026-03-29 00:00 UT   22 37 50.8   -16 59 22     3.622    2.850   34.1   11.3   236   28.2 
2026-03-30 00:00 UT   22 39 11.3   -16 51 57     3.609    2.845   34.7   11.5   237   28.2 
2026-03-31 00:00 UT   22 40 31.7   -16 44 32     3.596    2.840   35.3   11.7   237   28.2 
2026-04-01 00:00 UT   22 41 52.0   -16 37 06     3.583    2.835   35.9   11.9   237   28.2 
2026-04-02 00:00 UT   22 43 12.2   -16 29 41     3.569    2.830   36.6   12.1   237   28.2 
2026-04-03 00:00 UT   22 44 32.4   -16 22 16     3.556    2.825   37.2   12.4   237   28.2 
2026-04-04 00:00 UT   22 45 52.5   -16 14 51     3.542    2.819   37.8   12.6   237   28.2 
2026-04-05 00:00 UT   22 47 12.6   -16 07 25     3.528    2.814   38.4   12.8   238   28.2 
2026-04-06 00:00 UT   22 48 32.6   -16 00 00     3.514    2.809   39.1   13.0   238   28.2 
2026-04-07 00:00 UT   22 49 52.5   -15 52 35     3.500    2.804   39.7   13.2   238   28.2 
2026-04-08 00:00 UT   22 51 12.4   -15 45 10     3.486    2.798   40.3   13.4   238   28.2 
2026-04-09 00:00 UT   22 52 32.1   -15 37 45     3.472    2.793   40.9   13.6   238   28.2 
2026-04-10 00:00 UT   22 53 51.8   -15 30 21     3.457    2.788   41.6   13.8   238   28.2 
2026-04-11 00:00 UT   22 55 11.5   -15 22 57     3.442    2.782   42.2   14.0   239   28.2 
2026-04-12 00:00 UT   22 56 31.0   -15 15 33     3.428    2.777   42.8   14.2   239   28.2 
2026-04-13 00:00 UT   22 57 50.5   -15 08 09     3.413    2.772   43.4   14.4   239   28.2 
2026-04-14 00:00 UT   22 59 09.9   -15 00 46     3.398    2.766   44.1   14.6   239   28.2 
2026-04-15 00:00 UT   23 00 29.2   -14 53 23     3.382    2.761   44.7   14.8   239   28.2 
2026-04-16 00:00 UT   23 01 48.4   -14 46 01     3.367    2.755   45.3   15.0   239   28.2 

    Terminology:
            
    delta:  distance between minor planet and earth in AU
    radius: distance between minor planet and sun in AU
    magn:   magnitude (brightness) estimate    
    ra:     right ascension in hours (24h = 360deg)
    dec:    declination in degrees
    elong:  elongation in degrees (angle sun-earth-minor planet)    
    phase:  phase angle in degrees (angle sun-minor planet-earth)        
    AU:     Astronomical Unit (mean distance between earth and sun: 149597870.7 km
    

Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.